@charset "utf-8";
/** 
 * Copy Right HOUZHI.NET.CN 
 *    __  __     ______     __  __     _____     __  __     __ 
 *   /\ \_\ \   /\  __ \   /\ \/\ \   /\__  \   /\ \_\ \   /\ \ 
 *   \ \  __ \  \ \ \_\ \  \ \ \_\ \  \/_/  /_  \ \  __ \  \ \ \ 
 *    \ \_\/\_\  \ \_____\  \ \_____\   /\____\  \ \_\/\_\  \ \_\ 
 *     \/_/\/_/   \/_____/   \/_____/   \/____/   \/_/\/_/   \/_/ .net.cn 
 *  
 * Build  11/27/2020 10:52
 * Each engineer has a duty to keep the code elegant. 
 * @author qiaofu<www@houzhi.net.cn>. 
 */
@import url('https://fonts.googleapis.com/css2?family=Roboto&display=swap');

html, body {
    margin: 0;
    min-height: 100vh;
    padding: 0;
}

body {
    display: flex;
    flex-direction: column;
    font: 400 16px Roboto, "Helvetica Neue", sans-serif;
}

.filler {
    flex: 1;
}

.filler.top {
    min-height: 1em;
}

.filler.bottom {
    flex: 2;
}

.row {
    align-items: baseline;
    display: flex;
    flex-direction: row;
}

header, footer {
    background: #f5f5f5;
    padding: 16px;
    width: calc(100% - 32px);
}

footer {
    color: #616161;
    border-top: 1px solid #e4e4e4;
    font-size: 14px;
    margin-top: 2em;
}

footer a {
    color: inherit;
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

.matter-primary,
.matter-textfield-outlined,
.matter-switch {
    /* https://www.materialui.co/colors/blue/600 */
    --matter-theme-rgb: var(--matter-primary-rgb, 30, 136, 229);
    /* According to https://material.io/components/text-fields . */
    --matter-helper-safari2: rgba(0, 0, 0, 0.42);
    --matter-helper-safari3: rgba(0, 0, 0, 0.87);
}

#banner {
    height: 140px;
    overflow: hidden;
    position: absolute;
    right: 0;
    top: 0;
    width: 140px;
}
#banner div {
    background: #c62828; /* https://www.materialui.co/colors/red/800 */
    border-width: 1px 0 1px 0;
    border: solid white;
    box-shadow: 0 0 3px black;
    color: white;
    left: -90px;
    padding: 1ex 10em;
    position: relative;
    top: 10px;
    transform: rotate(45deg);
    z-index: 9999999;
}